Home / 216,228.50-298,393.54-118,111.82

Finding the Fourth Proportional to 216,228.50, 298,393.54 and 118,111.82

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Solution

The fourth proportional to 216,228.50, 298,393.54 and 118,111.82 is: 162,993.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,228.50 : 298,393.54 = 118,111.82 : x
  2. Step 2: Convert to fraction form
    216,228.50/298,393.54 = 118,111.82/x
  3. Step 3: Cross multiply
    216,228.50x = 298,393.54 × 118,111.82
  4. Step 4: Simplify right side
    216,228.50x = 35,243,802,593.68
  5. Step 5: Solve for x
    x = 35,243,802,593.68/216,228.50
  6. Step 6: Final answer
    x = 162,993.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.